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Geometric Mean: is there a built-in?
I tried to find a built-in for geometric mean but couldn't.
9 Answers
9
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Cannot download Docker images behind a proxy
...s works for Debian Jessie running Docker 1.6.2. Somehow editing /etc/default/docker does not work. Maybe I should remove export like the one documented for Centos.
– neurite
Nov 5 '15 at 19:29
...
Placing an image to the top right corner - CSS
...}
#content img {
position: absolute;
top: 0px;
right: 0px;
}
<div id="content">
<img src="images/ribbon.png" class="ribbon"/>
<div>some text...</div>
</div>
share
...
How do you rename a Git tag?
...ctually have different "X"'s. So just call it "X.1" and be done with it.
Alternatively,
The insane thing. You really want to call the new version "X" too, even though others have already seen the old one. So just use git-tag -f again, as if you hadn't already published the old one.
It's so insane...
Java optional parameters
...ing a signature which doesn't require the parameter.
private boolean defaultOptionalFlagValue = true;
public void doSomething(boolean optionalFlag) {
...
}
public void doSomething() {
doSomething(defaultOptionalFlagValue);
}
...
How do the likely/unlikely macros in the Linux kernel work and what is their benefit?
...
Let's decompile to see what GCC 4.8 does with it
Without __builtin_expect
#include "stdio.h"
#include "time.h"
int main() {
/* Use time to prevent it from being optimized away. */
int i = !time(NULL);
if (i)
printf("%d\n", i);
puts("a");
return 0;
}
Compi...
How do I make an http request using cookies on Android?
...ort org.apache.http.cookie.Cookie;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.protocol.HTTP;
/**
* A example that demonstrates how HttpClient APIs can be used to perform
* form-based logon.
*/
public class Clien...
How can I catch a ctrl-c event?
...ecommend using sigaction. Tom's code would now look like this :
#include <signal.h>
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
void my_handler(int s){
printf("Caught signal %d\n",s);
exit(1);
}
int main(int argc,char** argv)
{
st...
How to use ArrayAdapter
... adapter for your class:
public class MyClassAdapter extends ArrayAdapter<MyClass> {
private static class ViewHolder {
private TextView itemView;
}
public MyClassAdapter(Context context, int textViewResourceId, ArrayList<MyClass> items) {
super(context, tex...
How to check for a valid Base64 encoded string
...it is often padded at the end with up to three '=', to make the length a multiple of 4. But instead of comparing these, you'd be better off ignoring the exception, if it occurs.
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